9955929380 has 12 divisors (see below), whose sum is σ = 20907451740. Its totient is φ = 3982371744.

The previous prime is 9955929371. The next prime is 9955929409. The reversal of 9955929380 is 839295599.

It can be written as a sum of positive squares in 2 ways, for example, as 3034687744 + 6921241636 = 55088^2 + 83194^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248898215 + ... + 248898254.

It is an arithmetic number, because the mean of its divisors is an integer number (1742287645).

Almost surely, 2^9955929380 is an apocalyptic number.

It is an amenable number.

9955929380 is an abundant number, since it is smaller than the sum of its proper divisors (10951522360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9955929380 is a wasteful number, since it uses less digits than its factorization.

9955929380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497796478 (or 497796476 counting only the distinct ones).

The product of its (nonzero) digits is 7873200, while the sum is 59.

The square root of 9955929380 is about 99779.4035861109. The cubic root of 9955929380 is about 2151.2651202136.

The spelling of 9955929380 in words is "nine billion, nine hundred fifty-five million, nine hundred twenty-nine thousand, three hundred eighty".